A27.8
Non-Billable

Other forms of leptospirosis

Non-Billable / Non-Specific Code

What is Other forms of leptospirosis?

ICD-10-CM A27.8 is the diagnosis code for Other forms of leptospirosis. This code falls under the section "Certain zoonotic bacterial diseases" within Chapter 1 — Certain infectious and parasitic diseases (A00-B99). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

Coding Guidelines for A27.8

Always refer to the official ICD-10-CM Tabular List for complete coding guidelines. Ensure documentation supports the specificity of the code selected. When in doubt, consult a certified medical coder or the latest CMS guidelines.

ICD-10-CM Code Hierarchy

Understanding where A27.8 sits in the ICD-10-CM classification helps ensure proper coding:

Current CodeA27.8 — Other forms of leptospirosis
Sub-Codes (2)
Sub-Codes 2 entries
A27.81Aseptic meningitis in leptospirosisBillableA27.89Other forms of leptospirosisBillable
Related Codes

Frequently Asked Questions

Is A27.8 a billable ICD-10-CM code?

No, A27.8 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does A27.8 mean?

A27.8 is the ICD-10-CM diagnosis code for "Other forms of leptospirosis". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What is the parent code of A27.8?

The parent code of A27.8 is A27 ("Leptospirosis"). A27.8 provides a more specific classification within this category.

What section is A27.8 in?

A27.8 is located in Section A20-A28 — "Certain zoonotic bacterial diseases" within Chapter 1 of the ICD-10-CM Tabular List.

What are the sub-codes of A27.8?

A27.8 has 2 sub-code(s) that provide more specific detail: A27.81, A27.89.

When should I use A27.8?

Use A27.8 when the patients documented diagnosis matches "Other forms of leptospirosis" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.

People Also Ask

What is the ICD-10 code for Other forms of leptospirosis?

The ICD-10-CM code for Other forms of leptospirosis is A27.8.

Can A27.8 be used for primary diagnosis?

No, A27.8 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is A27.8 in?

A27.8 is in Chapter 1 of the ICD-10-CM Tabular List.

Is A27.8 valid for 2026?

Yes, A27.8 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousA27.0Leptospirosis icterohemorrhagicaNext →A27.81Aseptic meningitis in leptospirosis
Code Details
A27.8
Other forms of leptospirosis
Non-Billable / Non-Specific Code
1 — Certain infectious and parasitic diseases (A00-B99)
A20-A28 — Certain zoonotic bacterial diseases
2026 ICD-10-CM